QNAP TS-453DU-RP 4 Bay Celeron Quad Core 4GB 1U Rackmount NAS

QNAP TS-453DU-RP 4 Bay Celeron Quad Core 4GB 1U Rackmount NASSPECIFICATIONS:CPUIntel Celeron J4125 quad-core 2.0 GHz processor (burst up to 2.7 GHz)CPU Architecture64-bit x86Graphic ProcessorsIntel HD Graphics 600Floating Point UnitEncryption Engine (AES-NI)Hardware-accelerated TranscodingSystem Memory4 GB SO-DIMM DDR4 (1 x 4 GB)Maximum Memory8 GB (2 x 4GB)Memory Slot2 x SO-DIMM DDR4When installing two memory modules, please ensure that they are the same size and ideally use the same type of RAM for both memory slots.Flash Memory4GB (Dual boot OS protection)Drive Bay4 x 3.5-inch SATA 6Gb/s, 3Gb/sThe system is shipped without HDD.For the HDD compatibility list, please visit https://www.qnap.com/compatibility/ Drive Compatibility3.5-inch bays:3.5-inch SATA hard disk drives2.5-inch SATA hard disk drives2.5-inch SATA solid state drivesHot-swappableM.2 SSD SlotOptional via a PCIe adapterSSD Cache Acceleration SupportDrive bays 1 to 22.5 Gigabit Ethernet Port (2.5G/1G/100M)2Jumbo FramePCIe Slot1Slot 1: PCIe Gen 2 x2PCIe bandwidth limitations will restrict the NAS 10GbE performance.USB 2.0 port2USB 3.2 Gen 1 port2USB 3.2 Gen 2 (10Gbps) PortOptional via a PCIe adapterHDMI Output1, HDMI 1.4bForm Factor1U RackmountLED IndicatorsHDD 1-4, Status, LAN, Expansion, PowerButtonsPower, ResetDimensions (HxWxD)43.3 482.6 508.7 mmWeight (Net)8.12 kgWeight (Gross)10.1 kgOperating temperature0 - 40 C (32F - 104F)Relative Humidity5-95% RH non-condensing, wet bulb: 27C (80.6F)Power Supply Unit250W (x2), 100-240VPower Consumption: HDD Sleep Mode30.207 WPower Consumption: Operating Mode, Typical45.3 WTested with drives fully populated.Fan2 x 40mm, 12VDCSound Level37.5 db(A)System WarningBuzzerMax. Number of Concurrent Connections (CIFS)1500